OCX is short for 'Overclocking eXtreme' and it literally boils down to the fact that this is BFG's most high-end specced product in whatever the product range might be. Today we take the fastest NVIDIA single GPU graphics card available on the planet. The GeForce GTX 280. A 1400 million transistor counting piece of merchandise that raises the bar of single-GPU graphics processing. But first a quick peek at the demonic product we are reviewing today in our test-environment.